twitter says last night's debate was the most tweeted about event in twitter's history. mitt romney was the clear winner according to twitter. they found 47,000 tweets with the word romney in there, versus 30,000 referring to president obama. in 30 minutes, what a lot of people are talking about, mitt romney's comment about cutting funding for pbs. a local station tells us how the viewers are responding. >>> fbi investigating the death of u.s. ambassador chris stevens, spent 12 hours at the scene of the attack. u.s. ambassador chris stevens and three others were killed one month ago. attorney general eric holder said the probe has been ongoing and it took till now to visit because of security problems. >>> dedication. dedication to finish the job that they started. so now he is home. >> the final farewell to a marine, 70 years over due. >> i am back here at 5:20 p.m. cooled off today, 10-15 degrees in some places. the weekend is coming, how much cooler could it get? i will let you know. and i don't want this to continue for my daughter. brenda kealing: prop 38 is going t